21313410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 57335040

約数和(自身を除く): 36021630

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 79, 85, 102, 115, 138, 158, 170, 230, 237, 255, 345, 391, 395, 474, 510, 529, 690, 782, 790, 1058, 1173, 1185, 1343, 1587, 1817, 1955, 2346, 2370, 2645, 2686, 3174, 3634, 3910, 4029, 5290, 5451, 5865, 6715, 7935, 8058, 8993, 9085, 10902, 11730, 13430, 15870, 17986, 18170, 20145, 26979, 27255, 30889, 40290, 41791, 44965, 53958, 54510, 61778, 83582, 89930, 92667, 125373, 134895, 154445, 185334, 208955, 250746, 269790, 308890, 417910, 463335, 626865, 710447, 926670, 1253730, 1420894, 2131341, 3552235, 4262682, 7104470, 10656705, 21313410]

約数ペア:

[(1, 21313410), (2, 10656705), (3, 7104470), (5, 4262682), (6, 3552235), (10, 2131341), (15, 1420894), (17, 1253730), (23, 926670), (30, 710447), (34, 626865), (46, 463335), (51, 417910), (69, 308890), (79, 269790), (85, 250746), (102, 208955), (115, 185334), (138, 154445), (158, 134895), (170, 125373), (230, 92667), (237, 89930), (255, 83582), (345, 61778), (391, 54510), (395, 53958), (474, 44965), (510, 41791), (529, 40290), (690, 30889), (782, 27255), (790, 26979), (1058, 20145), (1173, 18170), (1185, 17986), (1343, 15870), (1587, 13430), (1817, 11730), (1955, 10902), (2346, 9085), (2370, 8993), (2645, 8058), (2686, 7935), (3174, 6715), (3634, 5865), (3910, 5451), (4029, 5290)]